211022200023 has 16 divisors (see below), whose sum is σ = 291086218080. Its totient is φ = 135820528256.

The previous prime is 211022200009. The next prime is 211022200043. The reversal of 211022200023 is 320002220112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 211022200023 - 2⁵ = 211022199991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211022199975 and 211022200011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211022200043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1231261 + ... + 1392137.

It is an arithmetic number, because the mean of its divisors is an integer number (18192888630).

Almost surely, 2^211022200023 is an apocalyptic number.

211022200023 is a deficient number, since it is larger than the sum of its proper divisors (80064018057).

211022200023 is a wasteful number, since it uses less digits than its factorization.

211022200023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175986.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 211022200023 its reverse (320002220112), we get a palindrome (531024420135).

The spelling of 211022200023 in words is "two hundred eleven billion, twenty-two million, two hundred thousand, twenty-three".